CN107339898A - The heat exchanger of U-bend song heat-exchange tube type - Google Patents

The heat exchanger of U-bend song heat-exchange tube type Download PDF

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Publication number
CN107339898A
CN107339898A CN201710126510.7A CN201710126510A CN107339898A CN 107339898 A CN107339898 A CN 107339898A CN 201710126510 A CN201710126510 A CN 201710126510A CN 107339898 A CN107339898 A CN 107339898A
Authority
CN
China
Prior art keywords
heat
side plate
exchange tube
exchange
shaped pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710126510.7A
Other languages
Chinese (zh)
Other versions
CN107339898B (en
Inventor
崔诚桓
申演澈
金太永
全英孝
郑海永
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kiturami Boiler Co Ltd
Original Assignee
Rare All Miaows Of Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rare All Miaows Of Co Ltd filed Critical Rare All Miaows Of Co Ltd
Publication of CN107339898A publication Critical patent/CN107339898A/en
Application granted granted Critical
Publication of CN107339898B publication Critical patent/CN107339898B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/007—Auxiliary supports for elements
    • F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
    • F28F9/0131—Auxiliary supports for elements for tubes or tube-assemblies formed by plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/0206—Heat exchangers immersed in a large body of liquid
    • F28D1/0213—Heat exchangers immersed in a large body of liquid for heating or cooling a liquid in a tank
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F28D1/0475—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits having a single U-bend
    • F28D1/0476—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits having a single U-bend the conduits having a non-circular cross-section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
    • F28D7/14—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically both tubes being bent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
    • F24H1/38—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water contained in separate elements, e.g. radiator-type element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
    • F24H1/40—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/06—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits having a single U-bend
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H8/00—Fluid heaters characterised by means for extracting latent heat from flue gases by means of condensation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/03—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits
    • F28D1/0358—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits the conduits being formed by bent plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/0408—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids
    • F28D1/0426—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids with units having particular arrangement relative to the large body of fluid, e.g. with interleaved units or with adjacent heat exchange units in common air flow or with units extending at an angle to each other or with units arranged around a central element
    • F28D1/0443—Combination of units extending one beside or one above the other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0024—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for combustion apparatus, e.g. for boilers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D21/0001—Recuperative heat exchangers
    • F28D21/0003—Recuperative heat exchangers the heat being recuperated from exhaust gases
    • F28D21/0005—Recuperative heat exchangers the heat being recuperated from exhaust gases for domestic or space-heating systems
    • F28D21/0007—Water heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F28D7/1615—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation the conduits being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium
    • F28D7/1623—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation the conduits being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium with particular pattern of flow of the heat exchange media, e.g. change of flow direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F28D7/163—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2270/00—Thermal insulation; Thermal decoupling
    • F28F2270/02—Thermal insulation; Thermal decoupling by using blind conduits
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The present invention relates to the heat exchanger of U-bend song heat-exchange tube type, more specifically, it is related to a kind of multiple U-bend song heat-exchange tubes for being integrally constituted heat-exchange tube and U-shaped pipe and is arranged on heat exchanger body, to produce the heat exchanger of the U-bend song heat-exchange tube type of heat exchange between water at low temperature and thermal source.

Description

The heat exchanger of U-bend song heat-exchange tube type
Technical field
The present invention relates to the heat exchanger of U-bend song heat-exchange tube type, more specifically, is related to a kind of by heat-exchange tube Be arranged on heat exchanger body with multiple U-bend song heat-exchange tubes that U-shaped pipe is integrally constituted, so as to water at low temperature and thermal source it Between produce heat exchange U-bend song heat-exchange tube type heat exchanger.
Background technology
The mutually different heating liquid of temperature and heated liquid are interacted to realize heat transfer by heat exchanger, and it is used In by being heated to circulating in the water at low temperature in boiler or water heater, supply making water at low temperature be heated into warm water or heating water Give.
In addition, heat exchanger is made by the way that the multiple heat-exchange tubes for being arranged in body interior to be connected to the two sides of main body Water at low temperature is circulated with zigzag direction.Also, the heat exchanger according to the species of connector be roughly divided into U-shaped pipe mode and Water jacket mode.
U-shaped pipe mode as shown in Figure 1 is to be included many files of KR published patent the 2010-0032543rd Disclosed mode, and disclose and multiple heat-exchange tubes 30 are arranged in the inside of heat-exchanging chamber 40 and the U-shaped for passing through body side Pipe connects the technology of abutted pipeline.
On the contrary, water jacket mode as shown in Figure 2 is to be included many of KR published patent the 2010-0115601st Mode disclosed in file, and disclose to inject by runner lid 31 (water jacket) arranged side by side connection and consolidate in the first fixed plate 21 and second The technology of multiple heat exchanging pipes 10 between fixed board 22.
But U-shaped pipe mode has and increases the overall dimensions of heat exchanger for the outside of main body because of U-shaped rostrum, And heat loss is produced by the heat release of U-shaped pipe exposed to outside, the shortcomings that so as to reduce the thermal efficiency.
Also, although water jacket mode can make up the shortcomings that U-shaped pipe mode, can not meet high performance voltage-withstand test Standard.That is, water jacket mode has the solder brazing uneven due to the pressure expansion in heat exchanger side and in batch production Deng the reasons why pressure distortion occurs and the shortcomings that burn out.
【Prior art literature】
【Patent document】
(patent document 1) KR published patent the 2010-0032543rd
(patent document 2) KR published patent the 2010-0115601st
The content of the invention
Problems to be solved by the invention
The present invention is to provide a kind of heat exchanger to solve the above problems, the heat exchanger be by by U-shaped pipe not Allow the outside of heat exchanger main body to expose and minimize the use of water jacket, to reduce overall dimensions and prevent heat loss, and And the U-bend song heat-exchange tube type with high internal pressure performance.
The solution used to solve the problem
Therefore, be characterised by according to the heat exchanger of the U-bend song heat-exchange tube type of the present invention, including：Heat exchange Device main body, surrounded by front side plate, rear side plate, left side side plate and right side side plate and its upper and lower part is opened, so as to Pass through thermal source；Multiple U-bend song heat-exchange tubes, inject and be assembled between the left side side plate and right side side plate, and respectively U-shaped pipe including two heat-exchange tubes being arranged parallel to and a side end of described two heat-exchange tubes that are connected；And Multiple water jackets, by least one lateral surface being incorporated into the left side side plate and right side side plate and it is connected what is abutted The end of the opening of two heat-exchange tubes, water at low temperature is set to be circulated along the multiple U-bend song heat-exchange tube, wherein, institute The U-shaped pipe for stating U-bend song heat-exchange tube is fixed on the medial surface of the left side side plate or right side side plate, described two heat-exchange tubes The other end be inserted into the side plate opposite with the side plate for being fixed with the U-shaped pipe and be connected to the water jacket.
Now, the U-bend song heat-exchange tube is preferably the oval ducts that its end face has ellipse.
Also, at least one be provided with the left side side plate and right side side plate is used to injecting and fixing the U-shaped The U-shaped pipe fixed part of the U-shaped pipe of heat-exchange tube is bent, also, the U-shaped pipe fixed part is preferably one of the right side side plate Divide the assembling grove for the medial surface that the right side side plate is formed at from inboard to protruding outside.
Also, the U-bend song heat-exchange tube preferably includes：CO reduces heat-exchange tube, has and is arranged to from the heat The upper end of exchanger main body is to downside is spaced apart and the first CO heat-exchange tubes being arranged parallel to and the 2nd CO heat Exchange pipe；And multiple main heat-exchange tubes, it is arranged at the CO and reduces the downside of heat-exchange tube and outer peripheral face is provided with hot friendship Change pin.
And, it is preferable that the heat-exchange tube formed in two heat-exchange tubes of the first CO heat-exchange tubes is fixed In the front side plate F, and the heat-exchange tube formed in two heat-exchange tubes of the 2nd CO heat-exchange tubes is fixed on The rear side plate.
Also, the heat exchanger of the U-bend song heat-exchange tube type also includes：Heat-exchange tube is aided in, it is arranged at institute The upside that CO reduces heat-exchange tube is stated, also, two heat-exchange tubes for forming the auxiliary heat-exchange tube are preferably respectively fixed In the front side plate and rear side plate.
The effect of invention
The U-bend song heat-exchange tube that heat-exchange tube and U-shaped pipe are combined as a whole by the present invention as described above inserts And the inside of heat exchanger body is assembled in, and a side end of the U-bend song heat-exchange tube opened is only connected to water Set.
Thus, by the way that U-shaped pipe does not make the outside of heat exchanger main body expose and minimizes the use of water jacket, to prevent Only the increase of overall dimensions and heat loss and provide high internal pressure performance.
Brief description of the drawings
Fig. 1 is the perspective view for showing the heat exchanger (U-shaped tubing type) according to prior art.
Fig. 2 is the Local map for showing the heat exchanger (water jacket type) according to prior art.
Fig. 3 is the side stereogram for the heat exchanger for showing the U-bend song heat-exchange tube type according to the present invention.
Fig. 4 is the opposite side stereogram for the heat exchanger for showing the U-bend song heat-exchange tube type according to the present invention.
Fig. 5 is the plan for the heat exchanger for showing the U-bend song heat-exchange tube type according to the present invention.
Fig. 6 is the accompanying drawing of the side plate connector for the heat exchanger for showing the U-bend song heat-exchange tube type according to the present invention.
Fig. 7 is the U-bend song heat-exchange tube for the heat exchanger for showing the U-bend song heat-exchange tube type according to the present invention Accompanying drawing.
Fig. 8 is the magnified partial view for the fixed part for showing described Fig. 3.
Wherein, description of reference numerals is as follows：
110 heat exchanger bodies
111 fixed parts
112 elongated slots
113 side plate connectors
120 U-shaped elbow heat-exchange tubes
121 (121a, 121b, 121c) heat-exchange tubes
122 (122a, 122b, 122c) U-shaped pipes
130 water jackets
IN water inlets
OUT discharge outlet
L/R/F/B side plates (left/right/front/rear)
Embodiment
Referring to the drawings, the heat exchanger of U-bend song heat-exchange tube type according to the preferred embodiment of the invention is carried out in detail Describe in detail bright.
But hereinafter, the direction for being provided with burner is set as upside, and it is tossed about as downside, it is clear that can root According to the set location of burner, above-below direction may be exchanged.
Also, heat exchanger body hereinafter, is divided into front/rear/left/right side plate to illustrate, it is clear that front/rear/ Left right can change to angle according to the observation.
Fig. 3 is the side stereogram for the heat exchanger for showing the U-bend song heat-exchange tube type according to the present invention, and Fig. 4 is The opposite side stereogram of the heat exchanger of U-bend song heat-exchange tube type according to the present invention is shown, Fig. 5 is to show according to this hair The plan of the heat exchanger of bright U-bend song heat-exchange tube type.
As shown in Figures 3 to 5, included according to the heat exchanger of the U-bend song heat-exchange tube type of the present invention：Supplying heat source leads to The heat exchanger body 110 crossed, the multiple U-bend song heat-exchange tubes 120 and the connection U-bend song that are circulated for water at low temperature The water jacket 130 of heat-exchange tube 120.
Thus, carry out circulating it along multiple U-bend song heat-exchange tubes 120 in the water at low temperature flowed into by water inlet IN Afterwards by discharge outlet OUT drainings during, heat exchange is produced between water at low temperature and thermal source.Also, water at low temperature is handed over by heat Change and be heated into warm water or heating water to be supplied to.
Especially, U-bend song heat-exchange tube 120 of the invention be heat-exchange tube 121 and U-shaped pipe 122 are combined as a whole and Into, it is assembled in the inside of heat exchanger body 110 and opened by 130 connection U-bend song heat-exchange tubes 120 of water jacket A side end.
Thus, by not allowing the outside of heat exchanger main body 110 to be exposed U-shaped pipe 122 and making the use of water jacket 130 most Smallization, to prevent the increase of overall dimensions and heat loss, and provide high internal pressure performance.
In more detail, as an embodiment, heat exchanger body 110 forms sensible heat exchanger (also known as " 1 heat exchange Device ") main body, it includes：Front side plate F, rear side plate B, left side side plate L and right side side plate R.
The plurality of side plate F, B, L and R are mutually tied in the state of correct position all around is arranged in by welding etc. Close.Preferably, as shown in fig. 6, by perforate respectively left side side plate L and right side side plate R a part, by the side protruded In the state of plate connector 113 is fixed by front side plate F and rear side plate B, simply welded.
As described above, the upper and lower part of assembled heat exchanger body 110 is opened respectively, to make from being arranged in The burning gases for the high temperature that the combustion chamber in portion is flowed into discharge downwards.Now, the top of heat exchanger body 110 is provided with court Following formula premix gas burner.
That is, in general condensation burning from it portion start to be disposed with premix gas burner, combustion chamber, sensible heat exchanger, Latent heat exchanger and discharge portion.As an embodiment, heat exchanger body 110 of the invention is used as sensible heat exchanger.
Then, U-bend song heat-exchange tube 120 injects in the inside of heat exchanger body 110 and is assembled in left side side plate L Between the side plate R of right side.Described U-bend song heat-exchange tube 120 is arranged to multiple and each U-bend song heat-exchange tube 120 Form heat exchange piping unit.
As shown in fig. 7, multiple U-bend song heat-exchange tubes 120 (120a, 120b and 120c) include being arranged parallel to respectively Two heat-exchange tubes 121 (121a, 121b and 121c) and described two heat-exchange tubes 121 that are connected a side end U-shaped Pipe 122 (122a, 122b and 122c), so as to have the shape for being bent into "U" shaped on the whole.
Before the packing engineering of heat exchanger, by the way that U-shaped pipe 122 is injected in advance and is welded in two heat-exchange tubes In 121, each U-bend song heat-exchange tube 120 is made.Also, the U-bend song heat-exchange tube 120 of completion is assembled in heat The inside (that is, do not allow and expose laterally) of exchanger main body 110.
It is to include that above-mentioned U-bend song heat-exchange tube 120, which divides,：Reduce heat-exchange tube for reducing the CO of carbon monoxide 120a, for improving the main heat-exchange tube 120b of the thermal efficiency and three kinds of the auxiliary heat-exchange tube 120c for strengthening.
As hereinafter described in detail again, CO reduces heat-exchange tube 120a and is arranged in middle-end, main heat-exchange tube 120b is arranged in lower end and aids in heat-exchange tube 120c to be arranged at upper end, so as to play respective effect.
In addition, in Fig. 3 and Fig. 4, the end opened of U-bend song heat-exchange tube 120 is all same to be arranged towards side (such as：Left side side plate).Thus, one side is attached to improve production by the way that multiple water jackets 130 are concentrated.
But it is different from accompanying drawing, there are several institutes of U-bend song heat-exchange tube 120 in multiple U-bend song heat-exchange tubes 120 Open end can along different from other U-bend song heat-exchange tube 120 direction arrangements (such as：Right side side plate).In this feelings Under condition, multiple water jackets 130 are distributed to side and opposite side also according to the setting direction of U-bend song heat-exchange tube 120.
Then, water jacket 130 be used to being connected a U-bend song heat-exchange tube 120 and be adjacent to its another U-bend it is bent Heat-exchange tube 120, and then continue to connect multiple U-bend song heat-exchange tubes 120.
Specifically, by the way that a heat-exchange tube in two heat-exchange tubes for forming U-bend song heat-exchange tube 120 is connected A heat-exchange tube into two heat-exchange tubes for forming another adjacent U-bend song heat-exchange tube 120, makes two U-shapeds Bending heat-exchange tube 120 is connected.
Thus, multiple U-bend song heat-exchange tubes 120 are connected by multiple water jackets 130, water at low temperature is passed through all U-shapeds Bend heat-exchange tube 120 and flowing successively (arrow in accompanying drawing represents the flow direction of water at low temperature).
But the water jacket 130 of left and right two that topmost is arranged in water jacket 13 be configured to respectively have " ┐ " word shape and " one " word shape, will pass through part of the enhancing in addition to the tie point of pipeline, to prevent by being sent out in burner combustion Thermal change caused by raw heat affecting is burnt out.
It is preferred that also forming heating water flow passage on water jacket 130 itself, burnt also to be absorbed by water jacket 130 Heat that device is occurred when burning simultaneously prevents left lateral sides L deformation and thermal shock.
Above-mentioned water jacket 130 is also known as " runner lid " or " water tank ", if water jacket 130 is fixed on into heat by solder brazing etc. The side plate of exchanger main body 110, then form runner between the side plates.Thus, the U-bend song heat exchange injected in side plate is connected The end opened of pipe 120.
Water jacket 130 is incorporated into the side plate L and right side side plate R of left side extremely according to the arranged direction of U-bend song heat-exchange tube 120 Few one lateral surface.As shown in Figure 3 and Figure 4, it is in the case where the arranged direction of U-bend song heat-exchange tube 120 is unified, then more Individual water jacket 130 is all assembled in left side side plate L.
But as described above, according to the direction of the end direction of the opening of the U-bend song heat-exchange tube 120, water jacket 130 be also that can be arranged at left side side plate L and right side side plate R.That is, if multiple U-bend song heat-exchange tubes 120 are respectively set to court To left/right, then the scattering device of water jacket 130 is in left side side plate L and right side side plate R.
As it appears from the above, it is a feature of the present invention that the U-shaped pipe 122 of U-bend song heat-exchange tube 120 is fixed on left side side plate L Or right side side plate R medial surface, and the other end of two heat-exchange tubes 121 is inserted into and is fixed with the U-shaped pipe 122 The opposite side plate of side plate and be connected to the water jacket 130.
For example as shown in Figures 3 and 4, the U-shaped pipe 122 of U-bend song heat-exchange tube 120 is fixed on right side side plate R inner face And left side side plate L is fixed in the end of the opening of heat-exchange tube 121, thus, water jacket 130 is also to be assembled in left side side plate L Lateral surface.
Thus, the U-shaped rostrum of prior art as shown in Figure 1 goes out and is exposed to the outside of heat-exchanging chamber 40, on the contrary this hair The bright inside by the way that U-shaped pipe 122 to be located to heat exchanger body 110, come reduce the overall dimensions of heat exchanger and prevent to The thermal efficiency reduces caused by outside heat release.
Also, the both ends of the heat-exchange tube of prior art as shown in Figure 2 are all open, heat-exchange tube of the invention on the contrary 121 open one ends (other end is connected by U-shaped pipe) and reduce the quantity of the water jacket 130 of the open end of connection and raising Internal pressure performance.
But above-mentioned U-bend song heat-exchange tube 120 is preferably the oval ducts that its end face has ellipse.That is, it is excellent Selection of land, two heat-exchange tubes 121 and U-shaped pipe 122, which are all configured to its end face, has the pipeline of ellipse.It can be used as material The various materials of stainless steel etc..
From known whole nusselt number, compared with circular pipeline etc. is in end face, end face is oval (or ovum Shape) oval ducts there is high thermal conductivity, so as to more high efficiency.
Meanwhile end face is that oval U-bend song heat-exchange tube 120 has about 40% compared with end face is circular pipeline Coefficient of friction, thus reduce because the friction pressure of pipeline is lost and realizes the smooth flow of thermal source.
Also, the present invention preferably form heat exchanger body 110 left side side plate L and right side side plate R at least One upper U-shaped pipe fixed part 111 for setting the U-shaped pipe 122 for U-bend song heat-exchange tube 120 to inject and fix.
U-shaped pipe fixed part 111 is fixed on the folder on side plate while can using the outer peripheral face that can surround U-shaped pipe 122 Tool is disposed with U-shaped pipe 122 on top and supports the support of U-shaped pipe 122 and the assembling grove injected for U-shaped pipe 122 etc. various types of Type.
Especially, as shown in Fig. 8 amplifications, when using above-mentioned assembling grove as the fixed part 111 for U-shaped pipe 122, only will U-shaped pipe 122 is injected in assembling grove, then realizes assembling by once pressing mode.
Above-mentioned assembling grove 111 is molded by the part for the right side side plate R and/or left side side plate L that pressurizes, so as to right side Side plate R and/or left side side plate L a part are from inboard to protruding outside, also, as needed to injecting the U-shaped in assembling grove Pipe 122 is welded by solder brazing etc..
As a result, the U-shaped pipe 122 of U-bend song heat-exchange tube 120 does not allow the outside of heat exchanger main body 110 to be exposed And make simply to assemble, so as to especially improve the production of heat exchanger.
And then the longer elongated slot 112 of length is formed preferably on front side plate F and rear side plate B, so as to by U-bend The heat-exchange tube 121 of bent heat-exchange tube 120 is injected in elongated slot 112.Elongated slot 112 is as a kind of group for heat-exchange tube 121 Piece installing, U-bend song heat-exchange tube 120 can be assembled by removably by elongated slot 112 and strengthen heat exchanger body 110.
Also, the present invention preferably includes the CO distinguished according to its intrinsic effect as U-bend song heat-exchange tube 120 Reduce heat-exchange tube 120a and main heat-exchange tube 120b and auxiliary heat-exchange tube 120c.
CO, which reduces heat-exchange tube 120a, includes i.e. the first CO heat exchanges of two U-bend song heat-exchange tubes 120 of parallel arrangement Pipe and the 2nd CO heat-exchange tubes, and be arranged to from the upper end of heat exchanger body 110 to downside (example spaced apart Such as：The intermediate altitude of heat exchanger body).
Above-mentioned CO reduces the burning gases stream for the high temperature that heat-exchange tube 120a prevents the combustion chamber by burner from flowing into Directly start heat exchange after entering to the inside of heat exchanger body 110, and used as heat exchanging pipe.
Burning gases volume includes CO (carbon monoxide), therefore, if in CO and O2Reacted and turn into CO2Chemistry it is anti- Heat exchange is drastically realized before should occurring, then burning gases are drastically cooled and can't chemically reacted, so as to CO directly quilts Discharge.
Thus, the present invention, which has, makes the gentle thermograde that the temperature of burning gases gently reduces, to be formed CO Chemical change is CO2Temperature, so as to reduce the releasing of harmful substance.
Especially, before a heat-exchange tube in the first CO heat-exchange tubes 120a of composition two heat-exchange tube 121a is fixed on Square side plate F, and the heat-exchange tube formed opposite to each other in the 2nd CO heat-exchange tubes 120a two heat-exchange tube 121a is fixed In rear side plate B.
If CO reductions heat-exchange tube 120a is arranged to arrangement as implied above, the first CO heat-exchange tubes and second CO heat-exchange tubes provide enhancing power while being individually fixed in front side plate F and rear side plate B, so as in the action situation of high temperature Under also improve internal pressure performance.
And then to the downside of burner it is spaced apart while in the first CO heat-exchange tubes and the 2nd CO heat-exchange tubes Between formed interval, reduce CO thus, it is possible to prevent the temperature of burning gases from drastically reducing, and make burning gases smooth Flowing.
Then, main heat-exchange tube 120b is used for and the burning from the combustion chamber on the top for being arranged at heat exchanger body 110 The thermal source that device is occurred carries out main heat exchange, is attached with its heat-exchange tube 121b outer peripheral face for improving hot biography rate Heat exchange pins HE_F.
Above-mentioned main heat-exchange tube 120b is arranged at CO and reduces heat-exchange tube 120a bottom (that is, with the stream of burning gases Flowing down on the basis of dynamic direction), and with it is multiple (such as：Three) U-bend song heat-exchange tube 120 configures side by side to the left and right Structure, to improve hot biography rate.
Due to being attached with heat exchange pins HE_F in heat-exchange tube 121b outer peripheral face, although and main heat-exchange tube 120b is not inserted Enter front side plate F and rear side plate B elongated slot 112, but any individual group be affixed in the side plate L and right side side plate R of left side Piece installing 111.
Then, aid in heat-exchange tube 120c to be used for reducing CO and strengthen relatively low heat exchange and heat exchanger body 110 Internal pressure, it is arranged at the upside that CO reduces heat-exchange tube 120a.
Two heat-exchange tube 121c are individually fixed in the front side plate F and rear in auxiliary heat-exchange tube 120c composition Side plate B, and U-shaped pipe 122c is fixed on left side side plate L or right side side plate R.
Above-mentioned auxiliary heat-exchange tube 120c is configured to the U-bend song heat-exchange tube 120 of one, but aids in two heat exchanges Pipe 121c is individually fixed in front side plate F and rear side plate B, and thus U-shaped pipe 122c length reduces heat-exchange tube 120a with CO Or main heat-exchange tube 120b U-shaped pipe 122a, 122b length is compared to longer.
Also, auxiliary heat-exchange tube 120c U-shaped pipe 122c is also to inject in formation in left side side plate L and/or right side side Plate R assembling grove 111 (that is, assembly), and two heat-exchange tube 121c inject and be assembled in be formed front side plate F and after The elongated slot 112 of square side plate B length.
More than, the particular embodiment of the present invention is described in detail.But thought and scope of the invention is not limited to This specific embodiment, a variety of modification and variation can be carried out in the range of the purport of the present invention is not changed, this point for It is intelligible for general technical staff of the technical field of the invention.
Therefore, the embodiment that the above is recorded is used for the purpose of illustrating to general technical staff of the technical field of the invention Scope of the invention and record, be merely exemplary, shall not be understood as limiting in every respect, the present invention only by weighing The category that profit requires defines.

Claims (3)

  1. A kind of 1. heat exchanger of U-bend song heat-exchange tube (120) type, it is characterised in that including：
    Heat exchanger body (110), surrounded by front side plate (F), rear side plate (B), left side side plate (L) and right side side plate (R) And its upper and lower part is opened, to pass through thermal source；
    Multiple U-bend song heat-exchange tubes (120), inject and be assembled between the left side side plate (L) and right side side plate (R), and Include the U of a side end of two heat-exchange tubes (121) and the described two heat-exchange tubes 121 of connection being arranged parallel to respectively Word pipe (122)；And
    Multiple water jackets (130), pass through at least one lateral surface being incorporated into the left side side plate (L) and right side side plate (R) And the end part of the opening of two abutted heat-exchange tubes (121) is connected, makes water at low temperature along the bent heat of the multiple U-bend Pipe (120) is exchanged to be circulated；
    Wherein, the U-shaped pipe (122) of the U-bend song heat-exchange tube (120) is fixed on the left side side plate (L) or right side side plate (R) medial surface, the other end of described two heat-exchange tubes (121) are inserted into and are fixed with the side plate of the U-shaped pipe (122) Opposite side plate and be connected to the water jacket (130),
    Wherein, at least one be provided with the left side side plate (L) and right side side plate (R) is used for for the bent heat of the U-bend Exchange the U-shaped pipe fixed part (111) that the U-shaped pipe (122) of pipe (120) is injected and fixed, also, the U-shaped pipe fixed part (111) It is the group that a part for the right side side plate (R) is formed at the medial surface of the right side side plate (R) from inboard to protruding outside Tankage,
    Wherein, the U-bend song heat-exchange tube (120) includes：CO reduces heat-exchange tube (120a), has and is arranged to from the heat The upper end of exchanger main body (110) is to downside is spaced apart and the first CO heat-exchange tubes being arranged parallel to and second CO heat-exchange tubes；And multiple main heat-exchange tubes (120b), be arranged at the CO reduce heat-exchange tube (120a) downside and Outer peripheral face is provided with heat exchange pins (HE_F),
    Wherein, the CO reduces U-shaped pipe (122a) reeve of heat-exchange tube (120a) and is incorporated into be formed and has in right side side plate (R) In the U-shaped pipe fixed part (111) for having assembling slot structure, and the U-shaped pipe (122b) of the main heat-exchange tube (120b) injects simultaneously It is incorporated into another U-shaped pipe fixed part (111) to be formed and there is assembling slot structure in right side side plate (R),
    Wherein, a heat-exchange tube in two heat-exchange tubes (121a) of composition the first CO heat-exchange tubes is fixed on described Front side plate F, and the heat-exchange tube formed in two heat-exchange tubes (121a) of the 2nd CO heat-exchange tubes is fixed on The rear side plate (B).
  2. 2. the heat exchanger of U-bend song heat-exchange tube (120) type according to claim 1, it is characterised in that the U Shape bending heat-exchange tube (120) is the oval ducts that its end face has ellipse.
  3. 3. the heat exchanger of U-bend song heat-exchange tube (120) type according to claim 1, it is characterised in that also wrap Include：
    Heat-exchange tube (120c) is aided in, is arranged at the upside that the CO reduces heat-exchange tube (120a),
    Wherein, two heat-exchange tubes (121c) for forming the auxiliary heat-exchange tube (120c) are individually fixed in the front side plate And rear side plate (B) (F).
CN201710126510.7A 2016-05-03 2017-03-06 The heat exchanger of U-bend song heat-exchange tube type Active CN107339898B (en)

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CN109959169A (en) * 2017-12-26 2019-07-02 株式会社能率 Heat-exchange device and heat source machine
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CN113483578A (en) * 2021-06-17 2021-10-08 薛国旺 Application method of integrated efficient heat exchange condenser taking finned tube as unit

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CN107339898B (en) 2019-05-17

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Application publication date: 20171110

Assignee: Hebei Guidu Lami Shenling thermal equipment Co., Ltd

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Denomination of invention: U-bend heat exchange pipe type heat exchanger

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